Overview

overview

10

Static

static

cc5806fe5c...f6.exe

windows7_x64

10

cc5806fe5c...f6.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    cc5806fe5ccc200a9dae1e80483d28542a910056e1888192d1c9c79ac2e9fcf6

  • Size

    4.0MB

  • Sample

    220314-ns7kdsefh4

  • MD5

    0d5d1e1c2a714a072e1be4b9e8eb1d6b

  • SHA1

    6ea38a4e80d7e8e32a1dfec5d40f71b317e0dc70

  • SHA256

    cc5806fe5ccc200a9dae1e80483d28542a910056e1888192d1c9c79ac2e9fcf6

  • SHA512

    4cea0d36f8e389287ef73834146e4204c47d75bbb8cda82570c5c8a35ade90df9f28065604220ee0fe51f16980e0e6a07b632698a599df4423a55bce243b1254

Score
10/10
djvuonlyloggerredlinetofseevidar1177937@ywqmredomaniinstallspizzadlyathruz876aspackv2discoveryevasioninfostealerloaderpersistenceransomwarespywarestealertrojanupx

Malware Config

Extracted

Family

redline

Botnet

DomAni

C2

varinnitof.xyz:80

Extracted

Family

redline

Botnet

ruz876

C2

185.215.113.7:5186

Attributes
  • auth_value

    4750f6742a496bbe74a981d51e7680ad

Extracted

Family

redline

C2

5.206.224.220:81

Attributes
  • auth_value

    4330eefe7c0f986c945c8babe3202f28

Extracted

Family

redline

Botnet

pizzadlyath

C2

65.108.101.231:14648

Attributes
  • auth_value

    e6050567aab45ec7a388fed4947afdc2

Extracted

Family

redline

Botnet

Installs

C2

94.23.1.92:12857

Attributes
  • auth_value

    c8e146507a5c0004dfcc77a7c5f15bc2

Extracted

Family

djvu

C2

http://fuyt.org/test3/get.php

Attributes
  • extension

    .xcbg

  • offline_id

    y6oQcfhmSRc7ZQ1q8yjLE3LhY8kK7FHg6LLlEht1

  • payload_url

    http://zerit.top/dl/build2.exe

    http://fuyt.org/files/1/build3.exe

  • ransomnote

    ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-zHDj26n4NW Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: support@sysmail.ch Reserve e-mail address to contact us: supportsys@airmail.cc Your personal ID: 0417Jsfkjn

rsa_pubkey.plain

Extracted

Family

vidar

Version

50.7

Botnet

937

C2

https://ruhr.social/@sam9al

https://koyu.space/@samsa2l
Attributes
  • profile_id

    937

Extracted

Family

tofsee

C2

patmushta.info

ovicrush.cn

Extracted

Family

vidar

Version

50.7

Botnet

1177

C2

https://ruhr.social/@sam9al

https://koyu.space/@samsa2l
Attributes
  • profile_id

    1177

Extracted

Family

redline

Botnet

@ywqmre

C2

185.215.113.24:15994

Attributes
  • auth_value

    5a482aa0be2b5e01649fe7a3ce943422

Targets

    • Target

      cc5806fe5ccc200a9dae1e80483d28542a910056e1888192d1c9c79ac2e9fcf6

    • Size

      4.0MB

    • MD5

      0d5d1e1c2a714a072e1be4b9e8eb1d6b

    • SHA1

      6ea38a4e80d7e8e32a1dfec5d40f71b317e0dc70

    • SHA256

      cc5806fe5ccc200a9dae1e80483d28542a910056e1888192d1c9c79ac2e9fcf6

    • SHA512

      4cea0d36f8e389287ef73834146e4204c47d75bbb8cda82570c5c8a35ade90df9f28065604220ee0fe51f16980e0e6a07b632698a599df4423a55bce243b1254

    Score
    10/10
    djvuonlyloggerredlinetofseevidar937domaniinstallspizzadlyathruz876aspackv2evasioninfostealerloaderpersistenceransomwarestealertrojanupx1177@ywqmrediscoveryspyware

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

      ransomwaredjvu

    • Modifies WinLogon for persistence

      persistence

    • Modifies Windows Defender Real-time Protection settings

      evasiontrojan

    • OnlyLogger

      A tiny loader that uses IPLogger to get its payload.

      loaderonlylogger

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

      infostealerredline

    • RedLine Payload

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

      trojantofsee

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

      evasion

    • OnlyLogger Payload

    • Vidar Stealer

      stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

      aspackv2

    • Creates new service(s)

      persistence

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Installed Components in the registry

      persistence

    • Modifies Windows Firewall

      evasion

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

      spywarestealer

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses 2FA software files, possible credential harvesting

      spywarestealer

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Checks whether UAC is enabled

      evasiontrojan

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Winlogon Helper DLL

1
T1004

Modify Existing Service

2
T1031

New Service

1
T1050

Registry Run Keys / Startup Folder

2
T1060

Scheduled Task

1
T1053

Privilege Escalation

New Service

1
T1050

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

4
T1112

Disabling Security Tools

1
T1089

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

8
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

8
T1082

Peripheral Device Discovery

2
T1120

Lateral Movement

Collection

Data from Local System

4
T1005

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Tasks